Polasky, S., Nelson, E., Lonsdorf, E.V., Fackler, P. and Starfield, T. 2005. Conserving species in a working landscape: efficient land use with biological and economic objectives. Ecological Applications, 15: 1387-1401.

Travis, D.A., Gamble, K., Ross, M. and Barbiers, R. 2005. Development of a tool for assessing and managing the risk of avian mycobacteriosis during avian translocation. Proceedings of the American Association of Zoo Veterinarians.

Travis, D.A. and Miller, M. 2003. A Review of the transmissible spongiform encephalopathies and recommendations for surveillance of chronic wasting disease in zoos. Journal of Zoo and Wildlife Medicine 34(2): 125-133.

Travis, D.A., Barbiers, R.B. and Ziccardi, M.H. 2003. An overview of the national zoological tuberculosis monitoring system for hoofstock. Annual proceedings of the American Association of Zoo Veterinarians, Minneapolis, Minnesota.

Travis, D.A., Blasier, M. and Barbiers, R.B. 2003. Issues surrounding the use of the measles vaccine in captive western lowland gorillas at Lincoln Park Zoo. Proceedings of the International Society for Veterinary Epidemiology and Economics (ISVEE) Symposium, Vina del Mar, Chile.

Manharth, A.L. and Travis, D.A. 2002. A medical review of 10 years of US Fish and Wildlife Service confiscations brought to Lincoln Park Zoo. Annual Proceedings of the American Association of Zoo Veterinarians, Milwaukee, Wisconsin.